SOLID COMPOSITION WITH A VINYL POLYMER BEARING A CARBOSILOXANE DENDRIMER UNIT AND TWO INCOMPATIBLE PHENYL SILICONE OILS, AND TREATMENT PROCESS

Abstract

The present invention relates to an anhydrous solid cosmetic composition comprising: a) at least one non-volatile phenyl silicone first oil not bearing any dimethicone fragments; b) at least one non-volatile phenyl silicone second oil bearing at least one dimethicone fragment; c) at least one vinyl polymer comprising at least one carbosiloxane dendrimer-based unit. The invention also relates to a process for making up and/or caring for the lips, in which the abovementioned composition is applied to the lips.

Claims

1: An anhydrous solid cosmetic composition, comprising: a) at least one non-volatile phenyl silicone first oil not bearing any dimethicone fragments; b) at least one non-volatile phenyl silicone second oil bearing at least one dimethicone fragment; and c) at least one vinyl polymer comprising at least one carbosiloxane dendrimer-based unit.

2: The composition of claim 1, wherein the first oil is selected from the group consisting of the following oils, alone or as a mixture: a) a phenyl silicone oil corresponding to formula (I) below: ##STR00032## in which the groups R, which are monovalent or divalent, represent, independently of each other, a methyl or a phenyl, with the proviso that at least one group R represents a phenyl and that formula (I) does not comprise any dimethicone fragments; b) a phenyl silicone oil corresponding to formula (II) below: ##STR00033## in which the groups R represent, independently of each other, a methyl or a phenyl, with the proviso that at least one group R represents a phenyl and that formula (II) does not comprise any dimethicone fragments; c) a phenyl silicone oil corresponding to formula (III) below: ##STR00034## in which: R.sub.1 to R.sub.10, independently of each other, are saturated or unsaturated, linear, cyclic or branched C.sub.1-C.sub.30 hydrocarbon-based radicals, m, n, p and q are, independently of each other, integers between 0 and 900, with the proviso that the sum m+n+q is other than 0 and that p is equal to 0 if R.sub.3 and R.sub.4 represent methyl groups; and d) a phenyl silicone oil corresponding to formula (IV) below: ##STR00035## in which: R.sub.1, R.sub.2, R.sub.5 and R.sub.6, which may be identical or different, are an alkyl radical containing 1 to 6 carbon atoms, R.sub.5 and R.sub.6 not simultaneously representing a methyl radical, R.sub.3 and R.sub.4, which may be identical or different, are an alkyl radical containing from 1 to 6 carbon atoms or an aryl radical (preferably C.sub.6-C.sub.14), with the proviso that at least one of R.sub.3 and R.sub.4 is a phenyl radical, X is an alkyl radical containing from 1 to 6 carbon atoms, a hydroxyl radical or a vinyl radical, n and p being an integer greater than or equal to 1, chosen so as to give the oil a weight-average molecular weight of less than 200 000 g/mol.

3: The composition of claim 1, wherein a content of first oil(s) is between 10% and 50% by weight relative to the weight of the composition.

4: The composition of claim 1, wherein the non-volatile second oil is selected from the group consisting of the following oils, alone or as a mixture: a) a phenyl silicone oil corresponding to formula (I) below: ##STR00036## in which the groups R, which are monovalent or divalent, represent, independently of each other, a methyl or a phenyl, with the proviso that at least one group R represents a phenyl and that formula (I) comprises at least one dimethicone fragment; b) a phenyl silicone oil corresponding to formula (II) below: ##STR00037## in which the groups R represent, independently of each other, a methyl or a phenyl, with the proviso that at least one group R represents a phenyl and that formula (II) comprises at least one dimethicone fragment; c) a phenyl silicone oil corresponding to formula (III) below: ##STR00038## in which Me represents methyl, y is between 1 and 1000 and X represents CH.sub.2CH(CH.sub.3)(Ph); d) a phenyl silicone oil corresponding to formula (IV) below: ##STR00039## in which: R.sub.1 to R.sub.10, independently of each other, are saturated or unsaturated, linear, cyclic or branched C.sub.1-C.sub.30 hydrocarbon-based radicals, m, n, p and q are, independently of each other, integers between 0 and 900, with the proviso that the sum m+n+q is other than 0; formula (IV) comprising at least one dimethicone fragment; and e) a phenyl silicone oil corresponding to formula (V) below: ##STR00040## in which: R.sub.1, R.sub.2, R.sub.5 and R.sub.6, which may be identical or different, are an alkyl radical containing 1 to 6 carbon atoms, R.sub.3 and R.sub.4, which may be identical or different, are an alkyl radical containing from 1 to 6 carbon atoms or an aryl radical (preferably C.sub.6-C.sub.14), with the proviso that at least one of R.sub.3 and R.sub.4 is a phenyl radical, X is an alkyl radical containing from 1 to 6 carbon atoms, a hydroxyl radical or a vinyl radical, n and p being an integer greater than or equal to 1, chosen so as to give the oil a weight-average molecular weight of less than 200 000 g/mol; formula (V) comprising at least one dimethicone fragment.

5: The composition of claim 1, wherein a content of second oil is between 5% and 20% by weight relative to the weight of the composition.

6: The composition of claim 1, wherein the vinyl polymer bearing at least one carbosiloxane dendrimer-based unit has a molecular side chain containing a carbosiloxane dendrimer structure, and is derived from the polymerization of: (A) from 0 to 99.9 parts by weight of a vinyl monomer; and (B) from 100 to 0.1 parts by weight of a carbosiloxane dendrimer of formula (I) below: ##STR00041## in which: R.sup.1 represents an aryl group containing from 5 to 10 carbon atoms or an alkyl group containing from 1 to 10 carbon atoms; X.sup.i represents a silylalkyl group which, when i=1, is represented by formula (II): ##STR00042## in which: R.sup.1 is as defined above in formula (I), R.sup.2 represents an alkylene radical containing from 2 to 10 carbon atoms, R.sup.3 represents an alkyl group containing from 1 to 10 carbon atoms, X.sup.i+i is chosen from: a hydrogen atom, an alkyl group containing from 1 to 10 carbon atoms, an aryl group containing from 5 to 10 carbon atoms and a silylalkyl group defined above of formula (II) with i=i+1, i is an integer from 1 to 10 which represents the generation of the said silylalkyl group, and a.sup.i is an integer from 0 to 3; Y represents a radical-polymerizable organic selected from the group consisting of: an organic group containing a methacrylic group or an acrylic group, the said organic groups being represented by the formulae: ##STR00043## in which: R.sup.4 represents a hydrogen atom or an alkyl group containing from 1 to 10 carbon atoms; and R.sup.5 represents an alkylene group containing from 1 to 10 carbon atoms; and an organic group containing a styryl group of formula: ##STR00044## in which: R.sup.6 represents a hydrogen atom or an alkyl group containing from 1 to 10 carbon atoms; R.sup.7 represents an alkyl group containing from 1 to 10 carbon atoms; R.sup.8 represents an alkylene group containing from 1 to 10 carbon atoms; b is an integer from 0 to 4; and c is 0 or 1, such that, if c is 0, (R.sup.8).sub.c represents a bond.

7: The composition of claim 6, wherein the carbosiloxane dendrimer is represented by the following formula: ##STR00045## in which: Y, R.sup.1, R.sup.2 and R.sup.3 are as defined in claim 6; a.sup.1, a.sup.2 and a.sup.3 correspond to the definition of a.sup.i according to claim 6; and R.sup.12 is H, an aryl group containing from 5 to 10 carbon atoms or an alkyl group containing from 1 to 10 carbon atoms.

8: The composition of claim 6, wherein the carbosiloxane dendrimer is represented by one of the following formulae: ##STR00046## ##STR00047##

9: The composition of claim 1, wherein a content of vinyl polymer(s) represents from 0.5% to 20% by weight relative to the weight of the composition.

10: The composition of claim 1, further comprising at least one saturated or unsaturated, linear or branched solid fatty alcohol, whose melting point is greater than or equal to 40 C., comprising from 16 to 60 carbon atoms.

11: The composition of claim 10, wherein a content of solid fatty alcohol(s) whose melting point is greater than or equal to 40 C. is from 5% to 20% by weight relative to the total weight of the composition.

12: The composition of claim 1, further comprising at least one alcohol or alcohol-derived additive selected from the group consisting of: a solid fatty alcohol with a melting point between 25 C. and less than 40 C., a linear or branched, saturated or unsaturated, monooxyalkylenated or polyoxyalkylenated C.sub.2-C.sub.3 fatty alcohol containing at least 14 carbon atoms, which is solid at 25 C., a liposoluble polyether resulting from polyetherification between one or more C.sub.2-C.sub.100 diols, and mixtures thereof.

13: The composition of claim 12, wherein a content of alcohol or alcohol-derived additive(s) is between 1% and 10% by weight relative to the total weight of the composition.

14: The composition of claim 1, further comprising at least one wax, other than the fatty alcohols that are solid at 40 C. mentioned previously, and other than the alcohol or alcohol-derived additives.

15: The composition of claim 1, wherein at least one of the following conditions is satisfied: the composition comprises an apolar wax with a content between 0.1% and 5% by weight relative to the composition, and the composition comprises a polar wax represents with a content between 0.1% and 5% by weight relative to the composition.

16: The composition of claim 1, further comprising at least one additional non-volatile oil selected from the group consisting of a polar or apolar hydrocarbon-based non-volatile oil, a silicone non-volatile oil other than the first and second oils, and mixtures thereof.

17: The composition of claim 16, wherein a content of additional non-volatile oil(s) is between 2% and 20% by weight relative to the weight of the composition.

18: The composition of claim 1, further comprising at least one volatile oil.

19: The composition of claim 18, wherein a content of volatile oil(s) is from 0.1% to 40% by weight to the total weight of the said composition.

20: The composition of claim 1, further comprising at least one organic or mineral filler.

21: The composition of claim 1, further comprising at least one dyestuff water-soluble or water-insoluble, liposoluble or non-liposoluble, organic or mineral dyestuffs, and materials with an optical effect, and mixtures thereof.

22: A process for making up and/or caring for the lips, the process comprising applying the composition of claim 1 to the lips.

Description

EXAMPLE 1

[0540] The solid lipstick composition was prepared, the ingredients and proportions of which are collated in the table below (the percentages are expressed as weight percentages of raw material):

TABLE-US-00001 Phenyl trimethicone (KF 56 A from Shin-Etsu) 46.98 C.sub.12-C.sub.15 Alkyl benzoate 7.40 Polyphenyltrimethylsiloxydimethylsiloxane (Belsil PDM 1000 7.54 from Wacker) Butyl acrylate copolymer containing dendritic silicone side chains: 21 Tris((trimethylsiloxy)siloxyethyldimethylsiloxy)silylpropyl methacrylate in isododecane (40/60) sold under the reference Dow Corning FA 4002 ID by Dow Corning Linear long-chain (C.sub.30-C.sub.50) fatty alcohol (Performacol 550 8.8 Alcohol from New Phase Technologies) Candelilla wax 0.2 Pigments 8.00 Fragrance 0.08

[0541] Preparation Protocol

[0542] The pigments are ground in part of the oily phase.

[0543] The remaining oily phase, the waxes and the acrylate polymer from Dow Corning are then placed in a heating pan with moderate stirring at 100 C.

[0544] Stirring is continued until the mixture is homogeneous.

[0545] The composition is then poured into moulds and left to cool.

[0546] A wand of lipstick that is glidant on application, depositing a fine, non-tacky film with good persistence, is obtained.

EXAMPLE 2

[0547] The solid lipstick composition was prepared, the ingredients and proportions of which are collated in the table below (the percentages are expressed as weight percentages of raw material):

TABLE-US-00002 Phenyl trimethicone (KF 56 A from Shin-Etsu) 43.98 C.sub.12-C.sub.15 Alkyl benzoate 7.40 Polyphenyltrimethylsiloxydimethylsiloxane (Belsil PDM 1000 7.54 from Wacker) Butyl acrylate copolymer containing dendritic silicone side chains: 21 Tris((trimethylsiloxy)siloxyethyldimethylsiloxy)silylpropyl methacrylate in isododecane (40/60) sold under the reference Dow Corning FA 4002 ID by Dow Corning Linear long-chain (C.sub.30-C.sub.50) fatty alcohol (Performacol 550 8.8 Alcohol from New Phase Technologies) Candelilla wax 0.2 Cetyl alcohol 3 Pigments 8.00 Fragrance 0.08

[0548] Preparation Protocol

[0549] The pigments are ground in part of the oily phase.

[0550] The remaining oily phase, the waxes and the acrylate polymer from Dow Corning are then placed in a heating pan with moderate stirring at 100 C.

[0551] Stirring is continued until the mixture is homogeneous.

[0552] The composition is then poured into moulds and left to cool.

[0553] A wand of lipstick that is glidant on application, depositing a fine, non-tacky film with good persistence, is obtained.

EXAMPLE 3

[0554] The solid lipstick composition was prepared, the ingredients and proportions of which are collated in the table below (the percentages are expressed as weight percentages of raw material):

TABLE-US-00003 Phenyl trimethicone (KF 56 A from Shin-Etsu) 41.98 C.sub.12-C.sub.15 Alkyl benzoate 7.40 Polyphenyltrimethylsiloxydimethylsiloxane (Belsil PDM 1000 7.54 from Wacker) Diisostearyl malate 5 Butyl acrylate copolymer containing dendritic silicone side chains: 21 Tris((trimethylsiloxy)siloxyethyldimethylsiloxy)silylpropyl methacrylate in isododecane (40/60) sold under the reference Dow Corning FA 4002 ID by Dow Corning Linear long-chain (C.sub.30-C.sub.50) fatty alcohol (Performacol 550 8.8 Alcohol from New Phase Technologies) Candelilla wax 0.2 Pigments 8.00 Fragrance 0.08

[0555] Preparation Protocol

[0556] The pigments are ground in part of the oily phase containing diisostearyl malate.

[0557] The remaining oily phase, the waxes and the acrylate polymer from Dow Corning are then placed in a heating pan with moderate stirring at 100 C.

[0558] Stirring is continued until the mixture is homogeneous.

[0559] The composition is then poured into moulds and left to cool.

[0560] A wand of lipstick that is glidant on application, depositing a fine, non-tacky film with good persistence, is obtained.

EXAMPLE 4

[0561] The solid lipstick composition was prepared, the ingredients and proportions of which are collated in the table below (the percentages are expressed as weight percentages of raw material):

TABLE-US-00004 Phenyl trimethicone (KF 56 A from Shin-Etsu) 44.48 C.sub.12-C.sub.15 Alkyl benzoate 7.40 Polyphenyltrimethylsiloxydimethylsiloxane (Belsil PDM 1000 7.54 from Wacker) Butyl acrylate copolymer containing dendritic silicone side chains: 21 Tris((trimethylsiloxy)siloxyethyldimethylsiloxy)silylpropyl methacrylate in isododecane (40/60) sold under the reference Dow Corning FA 4002 ID by Dow Corning Linear long-chain (C.sub.30-C.sub.50) fatty alcohol (Performacol 550 8.8 Alcohol from New Phase Technologies) Candelilla wax 0.2 Pigments 8.00 Methyl silsesquioxane resin microbeads (particle size: 4.5 m) 2.5 (Tospearl 145A from Momentive Performance Materials) Fragrance 0.08

[0562] Preparation Protocol

[0563] The pigments are ground in part of the oily phase.

[0564] The remaining oily phase, the waxes and the acrylate polymer from Dow Corning are then placed in a heating pan with moderate stirring at 100 C.

[0565] Once a homogeneous mixture is obtained, the silicone filler is added.

[0566] Stirring is continued until the mixture is homogeneous.

[0567] The composition is then poured into moulds and left to cool.

[0568] A wand of lipstick that is glidant on application, depositing a fine, non-tacky film with good persistence, is obtained.

EXAMPLE 5

[0569] The solid lipstick composition was prepared, the ingredients and proportions of which are collated in the table below (the percentages are expressed as weight percentages of raw material):

TABLE-US-00005 Invention comparative Phenyl trimethicone (KF 56 A from Shin-Etsu) 46.98 54.52 C.sub.12-C.sub.15 Alkyl benzoate 7.40 7.40 Polyphenyltrimethylsiloxydimethylsiloxane (Belsil PDM 7.54 1000 from Wacker) Butyl acrylate copolymer containing dendritic silicone side 21 21 chains: Tris((trimethylsiloxy)siloxyethyldimethylsiloxy) silylpropyl methacrylate in isododecane (40/60) sold under the reference Dow Corning FA 4002 ID by Dow Corning Linear long-chain (C.sub.30-C.sub.50) fatty alcohol (Performacol 550 8.8 8.8 Alcohol from New Phase Technologies) Candelilla wax 0.2 0.2 Pigments 8.00 8 Fragrance 0.08 0.08

[0570] Preparation Protocol

[0571] The pigments are ground in part of the oily phase.

[0572] The remaining oily phase, the waxes and the acrylate polymer from Dow Corning are then placed in a heating pan with moderate stirring at 100 C.

[0573] Stirring is continued until the mixture is homogeneous.

[0574] The composition is then poured into moulds and left to cool.

[0575] For each composition, a wand of lipstick that is glidant on application, depositing a fine, non-tacky film with good persistence, is obtained.

[0576] Evaluation of the Oil Resistance of the Compositions:

[0577] Each composition, destructured beforehand, is applied on a support made of artificial keratin materials, to obtain a homogeneous film.

[0578] The deposits are dried for 1 hour at 35 C. on a hotplate.

[0579] A drop of olive oil is deposited on each film and after 5 minutes, each film is wiped with a cotton (15 passages) with the same pressure.

[0580] The resistance of the film is visually evaluated.

[0581] The composition according to the invention has an oil resistance improved compared to the comparative composition containing only one silicone oil